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Interesting Subnets

Directory of active subnets observed by Syndu. Each row is the latest cached SubnetSnapshot per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.

3.219.80.0/24

Risk Max 2 LOW Footprint 0.391% Hits 456
Prefix / IP version
/24 · IPv4
Network
3.219.80.0
Broadcast
3.219.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
456 hits · 7 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.210.223.0/24

Risk Max 2 LOW Footprint 0.391% Hits 450
Prefix / IP version
/24 · IPv4
Network
3.210.223.0
Broadcast
3.210.223.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
450 hits · 3 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.218.35.0/24

Risk Max 2 LOW Footprint 0.391% Hits 447
Prefix / IP version
/24 · IPv4
Network
3.218.35.0
Broadcast
3.218.35.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.04379999999999 , -77.4874
Hits / Errors
447 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.229.2.0/24

Risk Max 2 LOW Footprint 0.391% Hits 447
Prefix / IP version
/24 · IPv4
Network
3.229.2.0
Broadcast
3.229.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.04379999999999 , -77.4874
Hits / Errors
447 hits · 2 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.211.181.0/24

Risk Max 2 LOW Footprint 0.391% Hits 444
Prefix / IP version
/24 · IPv4
Network
3.211.181.0
Broadcast
3.211.181.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
444 hits · 5 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.213.46.0/24

Risk Max 2 LOW Footprint 0.391% Hits 444
Prefix / IP version
/24 · IPv4
Network
3.213.46.0
Broadcast
3.213.46.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
444 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.232.102.0/24

Risk Max 2 LOW Footprint 0.391% Hits 440
Prefix / IP version
/24 · IPv4
Network
3.232.102.0
Broadcast
3.232.102.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.04379999999999 , -77.4874
Hits / Errors
440 hits · 3 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.224.205.0/24

Risk Max 2 LOW Footprint 0.391% Hits 439
Prefix / IP version
/24 · IPv4
Network
3.224.205.0
Broadcast
3.224.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
439 hits · 2 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

35.153.86.0/24

Risk Max 2 LOW Footprint 0.391% Hits 434
Prefix / IP version
/24 · IPv4
Network
35.153.86.0
Broadcast
35.153.86.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.043800000000005 , -77.4874
Hits / Errors
434 hits · 3 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.213.213.0/24

Risk Max 2 LOW Footprint 0.391% Hits 432
Prefix / IP version
/24 · IPv4
Network
3.213.213.0
Broadcast
3.213.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
432 hits · 3 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.229.95.0/24

Risk Max 2 LOW Footprint 0.391% Hits 426
Prefix / IP version
/24 · IPv4
Network
3.229.95.0
Broadcast
3.229.95.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
426 hits · 5 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.225.45.0/24

Risk Max 2 LOW Footprint 0.391% Hits 426
Prefix / IP version
/24 · IPv4
Network
3.225.45.0
Broadcast
3.225.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
426 hits · 2 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.94.199.0/24

Risk Max 2 LOW Footprint 0.391% Hits 421
Prefix / IP version
/24 · IPv4
Network
3.94.199.0
Broadcast
3.94.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
421 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.221.50.0/24

Risk Max 2 LOW Footprint 0.391% Hits 416
Prefix / IP version
/24 · IPv4
Network
3.221.50.0
Broadcast
3.221.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
416 hits · 2 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.212.86.0/24

Risk Max 2 LOW Footprint 0.391% Hits 416
Prefix / IP version
/24 · IPv4
Network
3.212.86.0
Broadcast
3.212.86.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
416 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.222.190.0/24

Risk Max 2 LOW Footprint 0.391% Hits 413
Prefix / IP version
/24 · IPv4
Network
3.222.190.0
Broadcast
3.222.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
413 hits · 3 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.215.221.0/24

Risk Max 2 LOW Footprint 0.391% Hits 407
Prefix / IP version
/24 · IPv4
Network
3.215.221.0
Broadcast
3.215.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
407 hits · 3 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.217.82.0/24

Risk Max 2 LOW Footprint 0.391% Hits 403
Prefix / IP version
/24 · IPv4
Network
3.217.82.0
Broadcast
3.217.82.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
403 hits · 3 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.232.39.0/24

Risk Max 2 LOW Footprint 0.391% Hits 386
Prefix / IP version
/24 · IPv4
Network
3.232.39.0
Broadcast
3.232.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
386 hits · 1 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

3.231.193.0/24

Risk Max 2 LOW Footprint 0.391% Hits 377
Prefix / IP version
/24 · IPv4
Network
3.231.193.0
Broadcast
3.231.193.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.0438 , -77.4874
Hits / Errors
377 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS14618 · Amazon.com, Inc.
Top organization / ISP
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.20.0/24

Risk Max 1 LOW Footprint 48.828% Hits 262
Prefix / IP version
/24 · IPv4
Network
47.128.20.0
Broadcast
47.128.20.255
Observed IPs / Subnet size
125 observed · 256 total
Centroid
1.2800899999999997 , 103.85099999999994
Hits / Errors
262 hits · 16 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.22.0/24

Risk Max 1 LOW Footprint 44.922% Hits 220
Prefix / IP version
/24 · IPv4
Network
47.128.22.0
Broadcast
47.128.22.255
Observed IPs / Subnet size
115 observed · 256 total
Centroid
1.28009 , 103.85099999999994
Hits / Errors
220 hits · 10 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.60.0/24

Risk Max 1 LOW Footprint 41.797% Hits 206
Prefix / IP version
/24 · IPv4
Network
47.128.60.0
Broadcast
47.128.60.255
Observed IPs / Subnet size
107 observed · 256 total
Centroid
1.2800900000000004 , 103.85099999999998
Hits / Errors
206 hits · 5 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.96.0/24

Risk Max 1 LOW Footprint 41.797% Hits 194
Prefix / IP version
/24 · IPv4
Network
47.128.96.0
Broadcast
47.128.96.255
Observed IPs / Subnet size
107 observed · 256 total
Centroid
1.2800900000000008 , 103.85099999999998
Hits / Errors
194 hits · 8 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.61.0/24

Risk Max 1 LOW Footprint 40.625% Hits 202
Prefix / IP version
/24 · IPv4
Network
47.128.61.0
Broadcast
47.128.61.255
Observed IPs / Subnet size
104 observed · 256 total
Centroid
1.2800900000000006 , 103.85099999999998
Hits / Errors
202 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.52.0/24

Risk Max 1 LOW Footprint 40.625% Hits 194
Prefix / IP version
/24 · IPv4
Network
47.128.52.0
Broadcast
47.128.52.255
Observed IPs / Subnet size
104 observed · 256 total
Centroid
1.280090000000001 , 103.85099999999997
Hits / Errors
194 hits · 10 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.98.0/24

Risk Max 1 LOW Footprint 39.453% Hits 188
Prefix / IP version
/24 · IPv4
Network
47.128.98.0
Broadcast
47.128.98.255
Observed IPs / Subnet size
101 observed · 256 total
Centroid
1.280090000000001 , 103.85100000000001
Hits / Errors
188 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.113.0/24

Risk Max 1 LOW Footprint 39.062% Hits 194
Prefix / IP version
/24 · IPv4
Network
47.128.113.0
Broadcast
47.128.113.255
Observed IPs / Subnet size
100 observed · 256 total
Centroid
1.2800900000000008 , 103.85099999999997
Hits / Errors
194 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.36.0/24

Risk Max 1 LOW Footprint 38.281% Hits 205
Prefix / IP version
/24 · IPv4
Network
47.128.36.0
Broadcast
47.128.36.255
Observed IPs / Subnet size
98 observed · 256 total
Centroid
1.2800900000000008 , 103.85099999999994
Hits / Errors
205 hits · 7 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.19.0/24

Risk Max 1 LOW Footprint 37.891% Hits 201
Prefix / IP version
/24 · IPv4
Network
47.128.19.0
Broadcast
47.128.19.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
1.2800900000000006 , 103.85099999999998
Hits / Errors
201 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.127.0/24

Risk Max 1 LOW Footprint 37.891% Hits 199
Prefix / IP version
/24 · IPv4
Network
47.128.127.0
Broadcast
47.128.127.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
1.2800900000000008 , 103.85099999999997
Hits / Errors
199 hits · 5 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.63.0/24

Risk Max 1 LOW Footprint 37.891% Hits 197
Prefix / IP version
/24 · IPv4
Network
47.128.63.0
Broadcast
47.128.63.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
1.2800900000000008 , 103.85099999999997
Hits / Errors
197 hits · 9 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.32.0/24

Risk Max 1 LOW Footprint 37.891% Hits 183
Prefix / IP version
/24 · IPv4
Network
47.128.32.0
Broadcast
47.128.32.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
1.2800900000000008 , 103.851
Hits / Errors
183 hits · 6 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.45.0/24

Risk Max 1 LOW Footprint 37.891% Hits 172
Prefix / IP version
/24 · IPv4
Network
47.128.45.0
Broadcast
47.128.45.255
Observed IPs / Subnet size
97 observed · 256 total
Centroid
1.280090000000001 , 103.851
Hits / Errors
172 hits · 9 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.34.0/24

Risk Max 1 LOW Footprint 37.500% Hits 189
Prefix / IP version
/24 · IPv4
Network
47.128.34.0
Broadcast
47.128.34.255
Observed IPs / Subnet size
96 observed · 256 total
Centroid
1.2800900000000008 , 103.85099999999998
Hits / Errors
189 hits · 4 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.41.0/24

Risk Max 1 LOW Footprint 37.500% Hits 173
Prefix / IP version
/24 · IPv4
Network
47.128.41.0
Broadcast
47.128.41.255
Observed IPs / Subnet size
96 observed · 256 total
Centroid
1.280090000000001 , 103.85099999999994
Hits / Errors
173 hits · 5 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.57.0/24

Risk Max 1 LOW Footprint 37.500% Hits 170
Prefix / IP version
/24 · IPv4
Network
47.128.57.0
Broadcast
47.128.57.255
Observed IPs / Subnet size
96 observed · 256 total
Centroid
1.2800900000000008 , 103.85100000000003
Hits / Errors
170 hits · 6 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.21.0/24

Risk Max 1 LOW Footprint 37.109% Hits 191
Prefix / IP version
/24 · IPv4
Network
47.128.21.0
Broadcast
47.128.21.255
Observed IPs / Subnet size
95 observed · 256 total
Centroid
1.2800900000000008 , 103.85099999999998
Hits / Errors
191 hits · 6 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.44.0/24

Risk Max 1 LOW Footprint 37.109% Hits 174
Prefix / IP version
/24 · IPv4
Network
47.128.44.0
Broadcast
47.128.44.255
Observed IPs / Subnet size
95 observed · 256 total
Centroid
1.280090000000001 , 103.85099999999991
Hits / Errors
174 hits · 2 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2

47.128.47.0/24

Risk Max 1 LOW Footprint 37.109% Hits 172
Prefix / IP version
/24 · IPv4
Network
47.128.47.0
Broadcast
47.128.47.255
Observed IPs / Subnet size
95 observed · 256 total
Centroid
1.280090000000001 , 103.85100000000001
Hits / Errors
172 hits · 6 errors
First / Last seen
2026-03-01 02:00 · 2026-03-09 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2